Garden Watering Calculator

Litres to water the garden, and how long it takes.

1 mm of water over 1 m² is 1 litre. Everything is worked out in your browser. Nothing is saved or sent anywhere.

1. The garden

A good soak is often 10 to 25 mm.

2. Your hose or system

3. Results

How it was worked out

    What this does and doesn't tell you

    • Measure your hose flow with a bucket and a stopwatch.
    • Check your local water restrictions.
    • This is a planning estimate only. Check the maker's instructions and your local council's rules before you build or buy.
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